Relations and Functions - Online Test
Q1. If f : [1, [2, ) is given by equals]
Answer : Option C
Explaination / Solution:
No Explaination.
Q2. The minimum value of (x -α) (x – β) is
Answer : Option D
Explaination / Solution:
No Explaination.
Q3.
If f (x) = for 0 < x <, then
Answer : Option C
Explaination / Solution:
No Explaination.
Q4. Two functions and g : are defined as follows :
then (gof)(e) + (fog)( ) =
Answer : Option D
Explaination / Solution:
No Explaination.
Q5. Let function f : R R be defined by f (x )= 2x + sin x for x R. Then f is
Answer : Option C
Explaination / Solution:
No Explaination.
Q6. Coefficient of in the expansion of tan x is
Answer : Option C
Explaination / Solution:
No Explaination.
Q7. If f(x) = then (fof) (2) is equal to
Answer : Option C
Explaination / Solution:
No Explaination.
Q8. If then f (x) is
Answer : Option D
Explaination / Solution:
No Explaination.
Q9. Let the function f be defined by f (x) then (x) is
Answer : Option C
Explaination / Solution:
No Explaination.
Q10. In a city 20 percent of the population travels by car, 50 percent travels by bus and 10 percent travels by both car and bus. Then persons travelling by a car or bus is
Answer : Option D
Explaination / Solution:
No Explaination.
